BGS mineralogy and petrology collection record

Sample number E9304; COLLNO19;
Sample Donor Matley, C.A
Rock name 'Original entry: Decomposed Variolite'
Stratigraphy Not entered
Comments ? Lava.
Locality details 50 Yds. SE. of school, Bardsey Island.
50k map sheet Aberdaron and Bardsey Island (133)

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Map reference
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E9304

Cross Polarized, E9304

Plane Polarized, E9304

Plane Polarized, E9304